Crypterion is a multi-featured peer to peer, self hosted CryptoCurrency exchange platform, with a responsive and customizable design. It supports self hosted wallets (powered by BitGo Services), with which you get to provide free wallet service along side peer to peer interactive exchange. Demo: https://codecanyon.net/item/crypterion-multifeatured-cryptocurrency-exchange-platform-with-selfhosted-wallets/25160482